Kurnia, A., L. Marlinah, and R. Mointi. “The Influence Of Rupiah Exchange Course In IHSG In Index Stock Exchange (IDX), Case Study Of Covid-19 Effects In Indonesia”. Economy Deposit Journal (E-DJ), Vol. 3, no. 2, Sept. 2021, pp. 106-12, doi:10.36090/e-dj.v3i2.1088.